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How to create the most compact mapping n → isprime(n) up to a limit N?
...number with one bit e.g. for the given range of numbers (1, 10], starts at 3: 1110
31 Answers
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How to safely open/close files in python 2.4
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138
See docs.python.org:
When you’re done with a file, call f.close() to close it and free up...
Dealing with float precision in Javascript [duplicate]
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131
From this post: How to deal with floating point number precision in JavaScript?
You have a few...
Mapping over values in a python dictionary
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376
There is no such function; the easiest way to do this is to use a dict comprehension:
my_dict...
Calculating frames per second in a game
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answered Sep 17 '08 at 20:33
Martin BeckettMartin Beckett
88.5k2323 gold badges175175 silver badges248248 bronze badges
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Read and overwrite a file in Python
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ti7
3,64633 gold badges2323 silver badges4242 bronze badges
answered Mar 11 '10 at 11:16
nosklonosklo
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Kill a Process by Looking up the Port being used by it from a .BAT
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edited Dec 1 '11 at 3:01
answered Jun 1 '11 at 16:13
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Assign output of a program to a variable using a MS batch file
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443
One way is:
application arg0 arg1 > temp.txt
set /p VAR=<temp.txt
Another is:
for /f %...
How do you test functions and closures for equality?
...e one the
function type expects.
https://devforums.apple.com/message/1035180#1035180
This means that you should not even try to compare closures for equality because optimizations may affect the outcome.
share
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Why does changing 0.1f to 0 slow down performance by 10x?
...) {
double start = omp_get_wtime();
const float x[16]={1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6};
const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2.589,2.690};
float y[16];
for(int i=0;i<16;i++)
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